1350-6630 - Swimming at Cenote Ik Kil in Yucatan, Mexico, a natural pit, or sinkhole near Chichen Itza. Yucatan Peninsula, Quintana Roo, Mexico. Ik Kil was sacred to the Mayans who used this cenote for both relaxation and ritual services centuries ago.
1350-6633 - Gran Cenote de Tulum in Yucatan Peninsula, Quintana Roo, Mexico. There are thousands of cenotes dotted all over Mexico���s Yucatan Peninsula, and their existence is as much a defining characteristic of the region as is the distinct geological feature from which they result. Once revered by the ancient Mayans as sacred wells, they are now magnets for tourists, adventurers, and explorers alike.
1350-6628 - Cenote Ik Kil in Yucatan, Mexico, a natural pit, or sinkhole near Chichen Itza. Yucatan Peninsula, Quintana Roo, Mexico. Ik Kil was sacred to the Mayans who used this cenote for both relaxation and ritual services centuries ago.
1116-50312 - Upper Antelope Canyon with a beam of sunlight shining through a hole resembling a spotlight to the ground; Arizona, United States of America
1116-50311 - Upper Antelope Canyon with a beam of sunlight shining through a hole resembling a spotlight to the ground; Arizona, United States of America
1116-48272 - Scuba divers in the Great Blue Hole dive site on the Belize Barrier Reef. This site was made famous by Jacques Cousteau, who declared it one of the top five scuba diving sites in the world, Belize
1116-48273 - Scuba divers in the Great Blue Hole dive site on the Belize Barrier Reef. This site was made famous by Jacques Cousteau, who declared it one of the top five scuba diving sites in the world, Belize
1311-24 - Strangely shaped granite rocks along a trail in Constellation Park called Hole in the Wall, Prescott, Arizona, United States of America, North America
1311-23 - A granite rock formation along the Hole in the Wall Trail in Constellation Park in Prescott giving the trail its name, Arizona, United States of America, North America
321-5819 - Inside ice cave under the Vatnajokull Glacier, with cave guide looking up to hole in cave roof, near Jokulsarlon, South Iceland, Polar Regions
857-92888 - A young girl hiking along the edge of Metate Arch in the Devil's Garden, Hole in the Rock Road, Grand Staircase-Escalante National Monument, Escalante, Utah.
857-89379 - A ray of sun light enters the Calcehtok Mayan caves near Oxkintok in Yucatan Peninsula, Mexico. These caves are where for the ancient Mayans an entrance to Xibalba, the underworld.
857-87458 - A woman hiking in front of glacial snout of ice in Titcomb Basin in the Wind River Range, Bridger Teton National Forest, Pinedale, Wyoming.
911-9972 - Mount Walker in Paradise Bay off Graham Land on the Antarctic Peninsular. the Peninsular is one of the most rapidly warming places on the planet.
911-9941 - An iceberg melting in Suspiros Bay off Joinville Island just off the Antarctic Peninsular. The peninsular is one of the fastest warming places on the planet.
1112-2434 - Detail of wind and water erosion in the sandstone cliffs of the King George River, Koolama Bay, Kimberley, Western Australia, Australia, Pacific
1112-2435 - Detail of wind and water erosion in the sandstone cliffs of the King George River, Koolama Bay, Kimberley, Western Australia, Australia, Pacific
832-374777 - Metate Arch, natural arch, Devil's Garden, eroded hoodoos and Entrada Sandstone rock formations, Goblins, Hole-In-The-Rock-Road, Grand Staircase-Escalante National Monument, GSENM, Utah, Southwestern USA, USA
832-374778 - "Metate Arch", natural arch, Devil's Garden, eroded hoodoos and Entrada Sandstone rock formations, Goblins, Hole-In-The-Rock-Road, Grand Staircase-Escalante National Monument, GSENM, Utah, Southwestern USA, USA
832-374779 - "Metate Arch", natural arch, Devil's Garden, eroded hoodoos and Entrada Sandstone rock formations, Goblins, Hole-In-The-Rock-Road, Grand Staircase-Escalante National Monument, GSENM, Utah, Southwestern USA, USA
832-374780 - Devil's Garden, eroded hoodoos and Entrada Sandstone rock formations, Goblins, Hole-In-The-Rock-Road, Grand Staircase-Escalante National Monument, GSENM, Utah, Southwestern USA, USA
832-270515 - A pit house, part of an excavated ancient Anasazi village at the Anasazi State Park Museum, the site dates to the 12th century, Boulder, Utah, USA